Beijing's commerce ministry said tariffs wouldn't 'solve America's own problems.' Investors are taking a wait-and-see approach.

Experts say the future of U.S.-China ties will depend on the extent to which Trump follows through on his tariff threats, as well as how strongly he is influenced by hawkish advisers.

Trump on Monday threatened an additional tariff of 10 percent unless China halts the flow of Fentanyl precursors.